There was a short but dramatic thunder and lightning storm over the county last night and eagle-eyed weather watchers were ...

Thunderstorm clouds have a lot of air moving around inside them, including updrafts and downdrafts, which can be strong. Updrafts transport tiny drops of rain and ice crystals to the top of the ...

An incoming low-pressure system that is supposed to bring the Bay Area its most significant rain since February — and thunder and lightning, too — is now likely to start early Friday morning, about 24 ...